// 订单状态
pub const PENDING_PAYMENT: i32 = 1;
pub const TO_BE_CONFIRMED: i32 = 2;
pub const CONFIRMED: i32 = 3;
pub const DELIVERY_IN_PROGRESS: i32 = 4;
pub const COMPLETED: i32 = 5;
pub const CANCELLED: i32 = 6;

// 支付状态
pub const UN_PAID: i32 = 0;
pub const PAID: i32 = 1;
pub const REFUND: i32 = 2;
